Answer:
1. All the sources have some sort of bias. They favor whoever they are talking about.
2. The first passage shows the beginning of lies, at the start of the war, to get the majority of the german spunk. The second passage shows Lenin's point of view on why the war began. The third passage showed British Prime Minister David Lloyd George defending critics of accusing Britian of starting the war. The fourth passage saw Woodrow Wilson's point of view on the war.
3. As I do not know where the source came from, the level of reliability is strained, but you would determine
The criteria are:
Currency: Timeliness of the information.
Relevance: Importance of the information for your needs.
Authority: Source of the information.
Accuracy: Truthfulness and correctness of the information.
Purpose: Reason the information exists.
4. Again, I do not have the source so it's strained, but where the source got it's speech is where the extent is.
Explanation: